Desperado17
Desperado17
Unfortunately, with version 9.0.0 this problem has not yet been solved. Another output from perf top: Samples: 1M of event 'cpu-clock:pppH', Event count (approx.): 106272578188 Overhead Shared Object Symbol 26.49%...
Still hangs without debug flag: Samples: 2M of event 'cpu-clock:pppH', Event count (approx.): 98419339809 Overhead Shared Object Symbol 34.06% [kernel] [k] _raw_spin_unlock_irq 19.23% libdynamorio.so [.] d_r_read_lock 11.20% [kernel] [k] cpuidle_enter_state...
During an strace run, a segfult has appeared: DrCov internal crash at PC 0x000000007117198c. Please report this at http://dynamorio.org/issues. Program aborted. Received SIGSEGV at pc 0x000000007117198c in thread 2753 Base:...
Another strace run. It's still that a large number of sched_yield calls is produced from which the app apparently does not recover. [pid 3201] ) = 0 > /media/mp001/DynamoRIO-AArch64-Linux-9.0.0/lib64/release/libdynamorio.so(dynamorio_syscall+0x2c) [0x180200]...
Btw will Dynamorio typically increase the amount of stack memory a thread needs? Because I'm tight on that.
-no_ldstex2cas didn't work. I made another thread apply all bt full in gdb but I had to remove our symbols. [newdynamoriologging.txt](https://github.com/DynamoRIO/dynamorio/files/7880808/newdynamoriologging.txt) Ok, it does process marginally further on average when...
_aarch64_ (6 CPU) avg-cpu: %user %nice %system %iowait %steal %idle 31.76 0.04 45.27 7.55 0.00 15.38 Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn mmcblk0 12.31 504.73 7.82 1372371 21256 mmcblk0p3 0.12...
Will a short run suffice or do I have to go to the very end? During the late stages, the machine doesn't really react anymore. I made a run with...
/media/mp001/DynamoRIO-AArch64-Linux-9.0.0/bin64/drrun -root /media/mp001/DynamoRIO-AArch64-Linux-9.0.0 -debug -loglevel 2 -prof_pcs -prof_pcs_heap_size 240000 -t drcov -logdir /media/mp001/dynamorio -dump_binary -- /usr/bin/myapp (code=exited, status=0/SUCCESS) Aborted program after 2 minutes or so. I had to be careful...
Ok, here we are: [pcsamples.0.3804.html.zip](https://github.com/DynamoRIO/dynamorio/files/7896145/pcsamples.0.3804.html.zip) /media/mp001/DynamoRIO-AArch64-Linux-9.0.0/bin64/drrun -root /media/mp001/DynamoRIO-AArch64-Linux-9.0.0 -prof_pcs -prof_pcs_heap_size 240000 -t drcov -logdir /media/mp001/dynamorio -dump_binary -- /usr/bin/myapp